{"instruction": "You are an expert in named entity recognition. Please extract entities that match the schema definition from the input. Return an empty list if the entity type does not exist. Please respond in the format of a JSON string.", "schema": ["Chemical"], "input": "These data demonstrate that URB597 - mediated retinal neuroprotective effects are mediated primarily through CB1 receptors and that URB597 neuroprotective efficacy declines with age ."}
{"Chemical": ["URB597", "retinal"]}